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1.
The incorrect, yet oddly spot-on, past-tense of "scam." "Scrump" or "scrumped" was first defined by "30 Rock" character Tracy Jordan in December 2008.
"It turns out that Nigerian prince I've been e-mailing with is just a spam hoax. I got scrumped!"
by Laura24601 December 13, 2008
 
2.
Past tense of scrump, English for poaching or nicking.
The boys went into the orchard and scrumped some apples.
by oldasiahand February 22, 2011